Greenfield Tornado Rating

Greenfield Tornado Rating Scale The Greenfield Tornado Rating Scale (GTRS) is a method of classifying tornadoes based on their damage potential. It was developed by meteorologist Alan I. Greenfield in 1994 and is an extension of the Fujita Scale. The GTRS is used to classify tornadoes on a scale of 0 to 10, with 10 … Read more